Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 87 − 34 by rounding each number to the nearest 10: ______
- Estimate 64 + 81 by rounding each number to the nearest 10: ______
- Estimate 64 + 63 by rounding each number to the nearest 10: ______
- Estimate 61 + 56 by rounding each number to the nearest 10: ______
- Estimate 55 − 22 by rounding each number to the nearest 10: ______
- Estimate 77 − 34 by rounding each number to the nearest 10: ______
- Estimate 57 + 45 by rounding each number to the nearest 10: ______
- Estimate 44 − 36 by rounding each number to the nearest 10: ______
- Estimate 61 + 34 by rounding each number to the nearest 10: ______
- Estimate 80 + 78 by rounding each number to the nearest 10: ______
- Estimate 78 − 29 by rounding each number to the nearest 10: ______
- Estimate 46 − 48 by rounding each number to the nearest 10: ______
- Estimate 27 − 35 by rounding each number to the nearest 10: ______
- Estimate 69 − 67 by rounding each number to the nearest 10: ______
- Estimate 40 + 21 by rounding each number to the nearest 10: ______
- Estimate 82 + 51 by rounding each number to the nearest 10: ______
- Estimate 27 − 72 by rounding each number to the nearest 10: ______
- Estimate 64 − 28 by rounding each number to the nearest 10: ______
- Estimate 71 + 70 by rounding each number to the nearest 10: ______
- Estimate 59 + 70 by rounding each number to the nearest 10: ______