Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 47 + 67 by rounding each number to the nearest 10: ______
- Estimate 47 + 80 by rounding each number to the nearest 10: ______
- Estimate 38 + 84 by rounding each number to the nearest 10: ______
- Estimate 29 + 32 by rounding each number to the nearest 10: ______
- Estimate 60 + 72 by rounding each number to the nearest 10: ______
- Estimate 64 − 64 by rounding each number to the nearest 10: ______
- Estimate 42 − 72 by rounding each number to the nearest 10: ______
- Estimate 77 − 72 by rounding each number to the nearest 10: ______
- Estimate 54 − 49 by rounding each number to the nearest 10: ______
- Estimate 37 − 88 by rounding each number to the nearest 10: ______
- Estimate 40 − 68 by rounding each number to the nearest 10: ______
- Estimate 64 + 64 by rounding each number to the nearest 10: ______
- Estimate 64 + 40 by rounding each number to the nearest 10: ______
- Estimate 52 − 54 by rounding each number to the nearest 10: ______
- Estimate 75 − 55 by rounding each number to the nearest 10: ______
- Estimate 22 − 51 by rounding each number to the nearest 10: ______
- Estimate 59 + 89 by rounding each number to the nearest 10: ______
- Estimate 45 + 40 by rounding each number to the nearest 10: ______
- Estimate 65 + 42 by rounding each number to the nearest 10: ______
- Estimate 79 + 26 by rounding each number to the nearest 10: ______