Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 24 − 28 by rounding each number to the nearest 10: ______
- Estimate 74 + 72 by rounding each number to the nearest 10: ______
- Estimate 33 + 77 by rounding each number to the nearest 10: ______
- Estimate 88 + 78 by rounding each number to the nearest 10: ______
- Estimate 44 + 87 by rounding each number to the nearest 10: ______
- Estimate 46 − 53 by rounding each number to the nearest 10: ______
- Estimate 36 + 57 by rounding each number to the nearest 10: ______
- Estimate 81 + 37 by rounding each number to the nearest 10: ______
- Estimate 27 − 74 by rounding each number to the nearest 10: ______
- Estimate 36 − 64 by rounding each number to the nearest 10: ______
- Estimate 26 + 70 by rounding each number to the nearest 10: ______
- Estimate 73 + 29 by rounding each number to the nearest 10: ______
- Estimate 48 − 39 by rounding each number to the nearest 10: ______
- Estimate 61 + 30 by rounding each number to the nearest 10: ______
- Estimate 25 + 38 by rounding each number to the nearest 10: ______
- Estimate 67 − 54 by rounding each number to the nearest 10: ______
- Estimate 62 − 87 by rounding each number to the nearest 10: ______
- Estimate 35 − 57 by rounding each number to the nearest 10: ______
- Estimate 87 + 62 by rounding each number to the nearest 10: ______
- Estimate 26 − 62 by rounding each number to the nearest 10: ______