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
25 + 10 = ______
31 − 10 = ______
31 + 10 = ______
7 × 10 = ______
59 − 10 = ______
52 − 10 = ______
74 + 10 = ______
52 + 10 = ______
4 × 10 = ______
30 + 20 = ______
36 + 10 = ______
41 + 20 = ______
84 + 10 = ______
3 × 10 = ______
65 + 10 = ______
56 + 10 = ______
19 + 10 = ______
95 − 10 = ______
6 × 10 = ______
79 − 10 = ______
