Mathematics
Fractions
Procedural
9–10 yrs
Addition and subtraction word problems
加减法应用题
Description
Solve word problems involving addition and subtraction of fractions with like denominators, using visual models and equations
Mastery Evidence
- A jug contains 3/4 litre of juice; 2/4 litre is poured out — how much remains?
- Two pieces of ribbon are 2 3/8 and 1 5/8 inches — what is their total length?
- Draw a fraction model to represent and solve a fraction word problem
Assessment Prompt
If your child reads that one section of a nature trail is 3/8 km and another is 5/8 km, can they work out the total distance without a calculator?
Prerequisites 1
Adding and subtracting mixed numbers
必须能够加减带分数，才能解决含带分数的应用题
Unlocks 1
Fraction Word Problems
