Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 81 + 82 by rounding each number to the nearest 10: ______
- Estimate 77 − 75 by rounding each number to the nearest 10: ______
- Estimate 88 − 55 by rounding each number to the nearest 10: ______
- Estimate 26 − 53 by rounding each number to the nearest 10: ______
- Estimate 60 + 63 by rounding each number to the nearest 10: ______
- Estimate 64 + 38 by rounding each number to the nearest 10: ______
- Estimate 58 − 89 by rounding each number to the nearest 10: ______
- Estimate 73 + 42 by rounding each number to the nearest 10: ______
- Estimate 34 − 55 by rounding each number to the nearest 10: ______
- Estimate 67 − 63 by rounding each number to the nearest 10: ______
- Estimate 81 − 74 by rounding each number to the nearest 10: ______
- Estimate 46 − 41 by rounding each number to the nearest 10: ______
- Estimate 64 − 58 by rounding each number to the nearest 10: ______
- Estimate 32 − 33 by rounding each number to the nearest 10: ______
- Estimate 59 + 72 by rounding each number to the nearest 10: ______
- Estimate 48 − 22 by rounding each number to the nearest 10: ______
- Estimate 65 + 83 by rounding each number to the nearest 10: ______
- Estimate 73 + 47 by rounding each number to the nearest 10: ______
- Estimate 61 − 50 by rounding each number to the nearest 10: ______
- Estimate 46 − 53 by rounding each number to the nearest 10: ______