Matemáticas mentales Worksheet
Recommended for 1er grado — 5to grado
Matemáticas mentales Worksheet
Name: ____________________Date: ____________
Instructions: Usar estrategias mentales como sumar diez, duplicar y compensar para calcular rápidamente.
20 problems
32 − 10 = ______
6 × 10 = ______
5 × 10 = ______
4 × 10 = ______
54 + 20 = ______
64 + 10 = ______
55 − 10 = ______
63 − 10 = ______
52 − 10 = ______
26 − 10 = ______
7 × 10 = ______
27 + 10 = ______
63 + 10 = ______
30 + 10 = ______
85 − 10 = ______
13 + 10 = ______
69 + 10 = ______
83 − 10 = ______
42 − 10 = ______
59 + 10 = ______
