Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 39 − 67 by rounding each number to the nearest 10: ______
- Estimate 85 + 68 by rounding each number to the nearest 10: ______
- Estimate 86 + 38 by rounding each number to the nearest 10: ______
- Estimate 48 + 78 by rounding each number to the nearest 10: ______
- Estimate 72 + 69 by rounding each number to the nearest 10: ______
- Estimate 34 − 63 by rounding each number to the nearest 10: ______
- Estimate 44 + 27 by rounding each number to the nearest 10: ______
- Estimate 49 − 26 by rounding each number to the nearest 10: ______
- Estimate 69 + 63 by rounding each number to the nearest 10: ______
- Estimate 22 − 42 by rounding each number to the nearest 10: ______
- Estimate 65 − 73 by rounding each number to the nearest 10: ______
- Estimate 47 − 30 by rounding each number to the nearest 10: ______
- Estimate 43 − 76 by rounding each number to the nearest 10: ______
- Estimate 72 + 75 by rounding each number to the nearest 10: ______
- Estimate 31 + 56 by rounding each number to the nearest 10: ______
- Estimate 87 + 33 by rounding each number to the nearest 10: ______
- Estimate 42 + 25 by rounding each number to the nearest 10: ______
- Estimate 77 − 65 by rounding each number to the nearest 10: ______
- Estimate 36 + 25 by rounding each number to the nearest 10: ______
- Estimate 52 + 46 by rounding each number to the nearest 10: ______