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
74 − 10 = ______
3 × 10 = ______
53 + 20 = ______
6 × 10 = ______
68 + 20 = ______
82 + 10 = ______
78 + 10 = ______
24 − 10 = ______
76 + 10 = ______
16 + 20 = ______
45 + 10 = ______
9 × 10 = ______
39 − 10 = ______
2 × 10 = ______
66 + 10 = ______
79 + 20 = ______
14 + 10 = ______
52 + 20 = ______
34 − 10 = ______
8 × 10 = ______
