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 = ______
83 − 10 = ______
92 − 10 = ______
77 − 10 = ______
47 + 10 = ______
53 + 10 = ______
83 + 10 = ______
27 − 10 = ______
81 + 10 = ______
78 + 10 = ______
51 + 10 = ______
21 − 10 = ______
35 + 10 = ______
2 × 10 = ______
85 + 10 = ______
98 − 10 = ______
8 × 10 = ______
30 + 20 = ______
1 × 10 = ______
24 + 10 = ______
