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
24 + 10 = ______
7 × 10 = ______
50 − 10 = ______
85 − 10 = ______
35 + 10 = ______
88 + 10 = ______
25 + 10 = ______
63 + 10 = ______
9 × 10 = ______
65 + 20 = ______
31 − 10 = ______
6 × 10 = ______
8 × 10 = ______
69 + 20 = ______
36 − 10 = ______
47 − 10 = ______
81 − 10 = ______
16 + 10 = ______
2 × 10 = ______
83 − 10 = ______
