Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 25 − 87 by rounding each number to the nearest 10: ______
- Estimate 81 − 25 by rounding each number to the nearest 10: ______
- Estimate 68 − 76 by rounding each number to the nearest 10: ______
- Estimate 76 − 32 by rounding each number to the nearest 10: ______
- Estimate 35 − 44 by rounding each number to the nearest 10: ______
- Estimate 42 + 28 by rounding each number to the nearest 10: ______
- Estimate 57 + 55 by rounding each number to the nearest 10: ______
- Estimate 33 − 84 by rounding each number to the nearest 10: ______
- Estimate 88 − 57 by rounding each number to the nearest 10: ______
- Estimate 37 + 41 by rounding each number to the nearest 10: ______
- Estimate 50 + 68 by rounding each number to the nearest 10: ______
- Estimate 23 − 23 by rounding each number to the nearest 10: ______
- Estimate 45 + 33 by rounding each number to the nearest 10: ______
- Estimate 46 − 62 by rounding each number to the nearest 10: ______
- Estimate 79 − 63 by rounding each number to the nearest 10: ______
- Estimate 87 + 39 by rounding each number to the nearest 10: ______
- Estimate 58 − 65 by rounding each number to the nearest 10: ______
- Estimate 32 + 44 by rounding each number to the nearest 10: ______
- Estimate 77 − 53 by rounding each number to the nearest 10: ______
- Estimate 58 + 58 by rounding each number to the nearest 10: ______