Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 88 − 79 by rounding each number to the nearest 10: ______
- Estimate 52 + 22 by rounding each number to the nearest 10: ______
- Estimate 22 − 58 by rounding each number to the nearest 10: ______
- Estimate 25 − 87 by rounding each number to the nearest 10: ______
- Estimate 74 + 39 by rounding each number to the nearest 10: ______
- Estimate 79 + 51 by rounding each number to the nearest 10: ______
- Estimate 33 − 35 by rounding each number to the nearest 10: ______
- Estimate 87 − 72 by rounding each number to the nearest 10: ______
- Estimate 67 + 44 by rounding each number to the nearest 10: ______
- Estimate 46 − 28 by rounding each number to the nearest 10: ______
- Estimate 63 + 21 by rounding each number to the nearest 10: ______
- Estimate 28 + 34 by rounding each number to the nearest 10: ______
- Estimate 83 + 83 by rounding each number to the nearest 10: ______
- Estimate 68 − 31 by rounding each number to the nearest 10: ______
- Estimate 27 − 35 by rounding each number to the nearest 10: ______
- Estimate 40 + 48 by rounding each number to the nearest 10: ______
- Estimate 43 − 34 by rounding each number to the nearest 10: ______
- Estimate 34 + 50 by rounding each number to the nearest 10: ______
- Estimate 27 + 38 by rounding each number to the nearest 10: ______
- Estimate 22 + 68 by rounding each number to the nearest 10: ______