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
5 × 10 = ______
22 − 10 = ______
43 + 10 = ______
96 − 10 = ______
30 + 20 = ______
6 × 10 = ______
59 + 10 = ______
2 × 10 = ______
7 × 10 = ______
88 + 10 = ______
1 × 10 = ______
3 × 10 = ______
84 − 10 = ______
68 + 10 = ______
8 × 10 = ______
77 + 10 = ______
73 − 10 = ______
72 − 10 = ______
39 + 20 = ______
86 + 10 = ______
