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
29 − 10 = ______
63 + 10 = ______
8 × 10 = ______
53 + 10 = ______
37 − 10 = ______
45 + 20 = ______
32 + 10 = ______
53 + 20 = ______
1 × 10 = ______
52 − 10 = ______
7 × 10 = ______
65 − 10 = ______
11 + 10 = ______
5 × 10 = ______
4 × 10 = ______
84 + 10 = ______
9 × 10 = ______
50 + 20 = ______
74 + 10 = ______
47 + 10 = ______
