---
product_id: 251734235
title: "Humble Math - Double Digit Addition & Subtraction: 100 Days of Practice Problems: Ages 6-9, Reproducible Math Drills, Word Problems, KS1, Grades 1-3, Add and Subtract Large Numbers"
price: "£14.21"
currency: GBP
in_stock: true
reviews_count: 5
url: https://www.desertcart.co.uk/products/251734235-humble-math-double-digit-addition-and-subtraction-100-days-practice
store_origin: GB
region: United Kingdom
---

# Humble Math - Double Digit Addition & Subtraction: 100 Days of Practice Problems: Ages 6-9, Reproducible Math Drills, Word Problems, KS1, Grades 1-3, Add and Subtract Large Numbers

**Price:** £14.21
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Humble Math - Double Digit Addition & Subtraction: 100 Days of Practice Problems: Ages 6-9, Reproducible Math Drills, Word Problems, KS1, Grades 1-3, Add and Subtract Large Numbers
- **How much does it cost?** £14.21 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/251734235-humble-math-double-digit-addition-and-subtraction-100-days-practice)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

From the Publisher Need a little practice? · Master one skill at a time. · Answer Keys Included · Use at home or the classroom. · Made for students. (Loved by parents.) · Theory-Based Learning Designs

Review: Excellent practice
Review: Maths guide

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Best Sellers Rank | #172,749 in Books ( See Top 100 in Books ) #125 in Children's Books on Arithmetic #256 in Study & Revision Guides for Children #3,308 in Children's Games, Toys & Activities (Books) |
| Customer Reviews | 4.7 out of 5 stars 2,200 Reviews |

## Images

![Humble Math - Double Digit Addition & Subtraction: 100 Days of Practice Problems: Ages 6-9, Reproducible Math Drills, Word Problems, KS1, Grades 1-3, Add and Subtract Large Numbers - Image 1](https://m.media-amazon.com/images/I/61ba27CgUJL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent practice
*by C***M on 7 April 2026*



### ⭐⭐⭐⭐⭐ Maths guide
*by B***A on 16 October 2025*



### ⭐⭐⭐⭐⭐ Excellent
*by C***E on 20 March 2021*



## Frequently Bought Together

- Humble Math - Double Digit Addition & Subtraction : 100 Days of Practice Problems: Grades 1-3, Word Problems, Reproducible Math Drills
- Humble Math - 100 Days of Timed Tests: Multiplication: Grades 3-5, Math Drills, Digits 0-12, Reproducible Practice Problems
- Humble Math - 100 Days of Timed Tests: Addition and Subtraction: Grades K-2, Math Drills, Digits 0-20, Reproducible Practice Problems

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**Shop now:** [https://www.desertcart.co.uk/products/251734235-humble-math-double-digit-addition-and-subtraction-100-days-practice](https://www.desertcart.co.uk/products/251734235-humble-math-double-digit-addition-and-subtraction-100-days-practice)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-14*