1) Estimate 1.689 + 3.128? Explain your strategy. a) 3 b) 4 c) 5 d) 6 2) Estimate 1.689 + 3.128? Explain your strategy. a) 3.128 b) 4.689 c) 5.689 d) 6.128 3) Estimate 3.8 + 2.6? Explain your strategy. a) 4 b) 3 c) 5 d) 6 4) Estimate 3.8 + 2.6? Explain your strategy. a) 5.8 b) 4.4 c) 5.86 d) 6.4 5) Estimate. 5.278 + 0.732? Explain your strategy. a) 5 b) 6 c) 7 d) 8 6) Estimate 5.278 + 0.732? Explain your strategy. a) 7.278 b) 6.278 c) 7.732 d) 5.278 7) Estimate 4.255 - 1.386. Explain your strategy. a) 3 b) 4 c) 5 d) 2 8) Estimate 4.255 - 1.386. Explain your strategy. a) 2.869 b) 3.255 c) 5.255 d) 2.386 9) Estimate 6.593 - 4.991. Explain your strategy. a) 1 b) 3 c) 4 d) 2 10) Estimate 6.593 - 4.991. Explain your strategy. a) 2.593 b) 1.593 c) 4.593 d) 3.991 11) Estimate 0.456 - 0.214. Explain your strategy. a) 0 b) 0.2 c) 0.256 d) 1

Front End Estimation - Ones, Tenths, Hundredths, Thousandths

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