Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 61 + 46 by rounding each number to the nearest 10: ______
- Estimate 70 − 74 by rounding each number to the nearest 10: ______
- Estimate 80 + 33 by rounding each number to the nearest 10: ______
- Estimate 60 − 58 by rounding each number to the nearest 10: ______
- Estimate 24 + 83 by rounding each number to the nearest 10: ______
- Estimate 36 − 47 by rounding each number to the nearest 10: ______
- Estimate 64 − 48 by rounding each number to the nearest 10: ______
- Estimate 89 − 77 by rounding each number to the nearest 10: ______
- Estimate 44 + 74 by rounding each number to the nearest 10: ______
- Estimate 70 − 28 by rounding each number to the nearest 10: ______
- Estimate 89 + 52 by rounding each number to the nearest 10: ______
- Estimate 85 − 51 by rounding each number to the nearest 10: ______
- Estimate 87 + 49 by rounding each number to the nearest 10: ______
- Estimate 84 + 23 by rounding each number to the nearest 10: ______
- Estimate 63 − 22 by rounding each number to the nearest 10: ______
- Estimate 41 + 61 by rounding each number to the nearest 10: ______
- Estimate 37 + 51 by rounding each number to the nearest 10: ______
- Estimate 25 + 73 by rounding each number to the nearest 10: ______
- Estimate 56 − 53 by rounding each number to the nearest 10: ______
- Estimate 88 + 75 by rounding each number to the nearest 10: ______