Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 50 + 86 by rounding each number to the nearest 10: ______
- Estimate 28 − 38 by rounding each number to the nearest 10: ______
- Estimate 79 + 67 by rounding each number to the nearest 10: ______
- Estimate 43 − 54 by rounding each number to the nearest 10: ______
- Estimate 28 + 41 by rounding each number to the nearest 10: ______
- Estimate 35 − 21 by rounding each number to the nearest 10: ______
- Estimate 69 − 31 by rounding each number to the nearest 10: ______
- Estimate 63 + 46 by rounding each number to the nearest 10: ______
- Estimate 28 + 39 by rounding each number to the nearest 10: ______
- Estimate 23 − 87 by rounding each number to the nearest 10: ______
- Estimate 37 − 70 by rounding each number to the nearest 10: ______
- Estimate 24 + 84 by rounding each number to the nearest 10: ______
- Estimate 47 − 33 by rounding each number to the nearest 10: ______
- Estimate 64 − 36 by rounding each number to the nearest 10: ______
- Estimate 40 − 45 by rounding each number to the nearest 10: ______
- Estimate 25 − 48 by rounding each number to the nearest 10: ______
- Estimate 31 − 22 by rounding each number to the nearest 10: ______
- Estimate 23 − 88 by rounding each number to the nearest 10: ______
- Estimate 75 − 71 by rounding each number to the nearest 10: ______
- Estimate 84 − 37 by rounding each number to the nearest 10: ______